view_item.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:orientation="horizontal"
    tools:context="ibs.ctdm.testflashair.MainActivity">

    <ImageView
        android:id="@+id/ivThumbnail"
        android:layout_width="@dimen/thumbnail_size"
        android:layout_height="@dimen/thumbnail_size"
        android:src="@android:drawable/sym_def_app_icon"
        android:layout_marginRight="12dp"/>

    <TextView
        android:id="@+id/tvTitle"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Title"
        android:layout_gravity="center_vertical"/>
</LinearLayout>